adapted from llvm-alpine-linux.patch from Alpine

diff -ru llvm-3.5.0.src.orig/include/llvm/ADT/Triple.h llvm-3.5.0.src/include/llvm/ADT/Triple.h
--- include/llvm/ADT/Triple.h	2014-07-18 17:28:19.000000000 -0300
+++ include/llvm/ADT/Triple.h	2014-11-12 14:44:41.738448045 -0200
@@ -149,6 +149,10 @@
     EABIHF,
     Android,
 
+    Musl,
+    MuslEABI,
+    MuslEABIHF,
+
     MSVC,
     Itanium,
     Cygnus,
Only in llvm-3.5.0.src/include/llvm/ADT: Triple.h.orig
diff -ru llvm-3.5.0.src.orig/lib/Support/Triple.cpp llvm-3.5.0.src/lib/Support/Triple.cpp
--- lib/Support/Triple.cpp	2014-07-18 17:28:19.000000000 -0300
+++ lib/Support/Triple.cpp	2014-11-12 14:47:06.565122146 -0200
@@ -168,6 +168,9 @@
   case CODE16: return "code16";
   case EABI: return "eabi";
   case EABIHF: return "eabihf";
+  case Musl: return "musl";
+  case MuslEABI: return "musleabi";
+  case MuslEABIHF: return "musleabihf";
   case Android: return "android";
   case MSVC: return "msvc";
   case Itanium: return "itanium";
@@ -344,6 +347,9 @@
     .StartsWith("gnux32", Triple::GNUX32)
     .StartsWith("code16", Triple::CODE16)
     .StartsWith("gnu", Triple::GNU)
+    .StartsWith("musl", Triple::Musl)
+    .StartsWith("musleabi", Triple::MuslEABI)
+    .StartsWith("musleabihf", Triple::MuslEABIHF)
     .StartsWith("android", Triple::Android)
     .StartsWith("msvc", Triple::MSVC)
     .StartsWith("itanium", Triple::Itanium)
Only in llvm-3.5.0.src/lib/Support: Triple.cpp.orig
diff -ru llvm-3.5.0.src.orig/lib/Target/ARM/ARMSubtarget.cpp llvm-3.5.0.src/lib/Target/ARM/ARMSubtarget.cpp
--- lib/Target/ARM/ARMSubtarget.cpp	2014-07-16 23:13:31.000000000 -0300
+++ lib/Target/ARM/ARMSubtarget.cpp	2014-11-12 14:50:40.025133104 -0200
@@ -273,6 +273,8 @@
     case Triple::EABIHF:
     case Triple::GNUEABI:
     case Triple::GNUEABIHF:
+    case Triple::MuslEABI:
+    case Triple::MuslEABIHF:
       TargetABI = ARM_ABI_AAPCS;
       break;
     default:
diff -ru llvm-3.5.0.src.orig/lib/Target/ARM/ARMSubtarget.h llvm-3.5.0.src/lib/Target/ARM/ARMSubtarget.h
--- lib/Target/ARM/ARMSubtarget.h	2014-07-16 23:13:31.000000000 -0300
+++ lib/Target/ARM/ARMSubtarget.h	2014-11-12 14:53:36.571808822 -0200
@@ -372,8 +372,10 @@
   bool isTargetEHABICompatible() const {
     return (TargetTriple.getEnvironment() == Triple::EABI ||
             TargetTriple.getEnvironment() == Triple::GNUEABI ||
+            TargetTriple.getEnvironment() == Triple::MuslEABI ||
             TargetTriple.getEnvironment() == Triple::EABIHF ||
             TargetTriple.getEnvironment() == Triple::GNUEABIHF ||
+            TargetTriple.getEnvironment() == Triple::MuslEABIHF ||
             TargetTriple.getEnvironment() == Triple::Android) &&
            !isTargetDarwin() && !isTargetWindows();
   }